242423334121 has 4 divisors (see below), whose sum is σ = 245491984000. Its totient is φ = 239354684244.

The previous prime is 242423334073. The next prime is 242423334163. The reversal of 242423334121 is 121433324242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 242423334121 - 2¹⁵ = 242423301353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242423334221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1534324821 + ... + 1534324978.

It is an arithmetic number, because the mean of its divisors is an integer number (61372996000).

Almost surely, 2^242423334121 is an apocalyptic number.

It is an amenable number.

242423334121 is a deficient number, since it is larger than the sum of its proper divisors (3068649879).

242423334121 is an equidigital number, since it uses as much as digits as its factorization.

242423334121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3068649878.

The product of its digits is 27648, while the sum is 31.

Adding to 242423334121 its reverse (121433324242), we get a palindrome (363856658363).

The spelling of 242423334121 in words is "two hundred forty-two billion, four hundred twenty-three million, three hundred thirty-four thousand, one hundred twenty-one".